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. 2008 Jul 31;1:6. doi: 10.1186/1757-1146-1-6

Table 3.

Logit scores and back-transformed FPI-6 raw scores for minors and older adults.

Pathological Potentially
abnormal
Normal range Potentially
abnormal
Pathological
< -2 SD -2 SD -1 SD Mean +1 SD +2 SD > +2 SD

Minors
(< 18
years)
FPI
logit
-1.3 +1.2 +3.7 +6.2 +8.7
FPI
raw
score
< -2 -2 +2 +6 +9 +12 +12
Older
adults
(> 60
years)
FPI
logit
-2.3 +0.3 +2.9 +5.4 +8.1
FPI
raw
score
< -3 -3 +1 +5 +8 +11 +12